iTextSharp.text.pdf.PdfSmartCopy.ByteStore.GetHashCode C# (CSharp) Метод

            public override int GetHashCode()
            {
                if (hash == 0) {
                    int len = b.Length;
                    for (int k = 0; k < len; ++k) {
                        hash = hash * 31 + b[k];
                    }
                }
                return hash;
            }